diff options
author | Thomas Gleixner <tglx@linutronix.de> | 2007-10-11 05:20:03 -0400 |
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committer | Thomas Gleixner <tglx@linutronix.de> | 2007-10-11 05:20:03 -0400 |
commit | 96a388de5dc53a8b234b3fd41f3ae2cedc9ffd42 (patch) | |
tree | d947a467aa2da3140279617bc4b9b101640d7bf4 /include/asm-x86/irq_regs_32.h | |
parent | 27bd0c955648646abf2a353a8371d28c37bcd982 (diff) |
i386/x86_64: move headers to include/asm-x86
Move the headers to include/asm-x86 and fixup the
header install make rules
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'include/asm-x86/irq_regs_32.h')
-rw-r--r-- | include/asm-x86/irq_regs_32.h | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/include/asm-x86/irq_regs_32.h b/include/asm-x86/irq_regs_32.h new file mode 100644 index 000000000000..3368b20c0b48 --- /dev/null +++ b/include/asm-x86/irq_regs_32.h | |||
@@ -0,0 +1,29 @@ | |||
1 | /* | ||
2 | * Per-cpu current frame pointer - the location of the last exception frame on | ||
3 | * the stack, stored in the per-cpu area. | ||
4 | * | ||
5 | * Jeremy Fitzhardinge <jeremy@goop.org> | ||
6 | */ | ||
7 | #ifndef _ASM_I386_IRQ_REGS_H | ||
8 | #define _ASM_I386_IRQ_REGS_H | ||
9 | |||
10 | #include <asm/percpu.h> | ||
11 | |||
12 | DECLARE_PER_CPU(struct pt_regs *, irq_regs); | ||
13 | |||
14 | static inline struct pt_regs *get_irq_regs(void) | ||
15 | { | ||
16 | return x86_read_percpu(irq_regs); | ||
17 | } | ||
18 | |||
19 | static inline struct pt_regs *set_irq_regs(struct pt_regs *new_regs) | ||
20 | { | ||
21 | struct pt_regs *old_regs; | ||
22 | |||
23 | old_regs = get_irq_regs(); | ||
24 | x86_write_percpu(irq_regs, new_regs); | ||
25 | |||
26 | return old_regs; | ||
27 | } | ||
28 | |||
29 | #endif /* _ASM_I386_IRQ_REGS_H */ | ||